【英文标准名称】:StandardTestMethodforCommercialMassofaShipmentofYarnorManufacturedStapleFiberorTow
【原文标准名称】:纱线或人造纤维或纤维束货包的商业质量的标准试验方法
【标准号】:ASTMD2494-2002(2010)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D13.58
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:commercialmass;textilefibers;textilestrand;yarn;Acceptancecriteria/testing--textilefabrics/fibers;Commercialmass;Grossmassoftare;Manufacturedfiber;Mass--commercialmass;Tare;Textilestrands;Tow;Yarnproperties
【摘要】:Thistestmethodisconsideredsatisfactoryasarefereemethodforacceptancetestingofcommercialshipmentsofyarnormanufacturedstaplefibers.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,usethesamplesforsuchacomparativetestthatareashomogeneousaspossible,drawnfromthesamelotofmaterialasthesamplesthatresultedindisparateresultsduringinitialtestingandrandomlyassignedinequalnumberstoeachlaboratory.Thetestresultsfromthelaboratoriesinvolvedshouldbecomparedusingastatisticaltestforunpaireddata,aprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscasusemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.OptionIisgenerallyusedtocalculatethecommercialmassofspunyarns,texturedyarns,tops,andslivers.WhenmaterialsaresoldonaCMRUbasis,thepurchaserpaysforthefiberlubricantorotherremovableprocessingaids.OptionIIisgenerallyusedtocalculatethecommercialmassofas-producedmanufacturedfilamentyarns(exceptsomeproducer-texturedyarns),manufacturedstaplefibers,andtows.Thisoptionisintendedtoreflectthemassoffiberremainingafterfiberlubricantsandprocessingaidsareremoved.OptionIIIisincommonuseinothercountries,particularlyinEurope.OptionIVisincommonusewithyarnsmadeofwoolorwoolblendsandsomearamids.Whenitcanbeshownthatsolventextractionoranothermethodoftestinggivesthesameresults,orresultsthathaveaconstantratiotothoseobtainedbythescourprocedure,thatmethodmaybeusedforroutinetestingofknownproductionbutshouldnotbesubstitutedforascouronneworunknownmaterial.Forthedeterminationofextractablematter,refertoTestMethodD2257.Whenthefinishisnotremovablebyawaterscour,asolventextractionmaybesubstitutedonagreementbetweenthepurchaserandthesupplier.Undercertaincircumstances,samplestakenfromyarnsandmanufacturedstaplefibersandtowscanchangemoisturecontentrapidly.Forthisreason,verycarefulplanningandhandlingofsamplesarerequiredtopreventmajorbiasesincommercialmassresults.1.1Thistestmethodprovidesameasurementofthecommercialmassofashipmentofyarnormanufacturedstaplefiberortow.Thistestmethodappliesto(1)yarnofallfibertypesexceptsilk,glass,asbestos,andbast;(2)topsandsliversofallfibertypesexceptwool,silk,glass,asbestos,andbast;and(3)manufacturedfibersortow,exceptglassandotherfibersusedforspecialpurposessuchasflock(Note1).Note18212;Forothertestmethodsformeasuringmassoffibrousmaterials,refertoPracticeD2720.1.1.1Samplinginthistestmethodisprimarilyforuseinacceptancetestingratherthanproductioncontrol.manufacturedfiberproducersusuallysampleforthecommercialx201C;massx201D;ofproductonanon-goingbasisratherthaneachshipmenttoacustomer.1.2Commercialmasshasbeentraditionallybasedononeofthreeoptionsdependingonthestateofthematerial:(1)dried,unscouredyarn,staplefiber,tow,andsoforth,usingcommercialmoisture......
【中国标准分类号】:W58
【国际标准分类号】:59_080_20
【页数】:6P.;A4
【正文语种】:英语


【英文标准名称】:Leather-Physicalandmechanicaltests-Determinationofsoilingwithrubbingforautomotiveleather(ISO26082:2007);EnglishversionofDINENISO26082:2008-03
【原文标准名称】:皮革.物理和机械试验.汽车皮革摩擦沾污的测定
【标准号】:ENISO26082-2007
【标准状态】:现行
【国别】:
【发布日期】:2008-03
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:摩擦;磨蚀;汽车;颜色变化;状态调节;污染;定义;污垢;适用性;内部修整;皮革;皮革制品;材料试验;机械试验;汽车工业;物理试验;染色;样本制备;抽样方法;试样制备;样品;试验设备;试验报告;试样;试验;运载工具
【英文主题词】:Abrading;Abrasion;Automobiles;Colourchanges;Conditioning;Contamination;Definition;Definitions;Dirt;Fitnessforpurpose;Interiortrim;Leather;Leatherproducts;Materialstesting;Mechanicaltesting;Motorvehicles;Motorcarindustry;Physicaltesting;Pigmentation;Samplepreparation;Samples;Samplingmethods;Specimenpreparation;Specimens;Testequipment;Testreports;Testspecimens;Testing;Tests;Vehicles
【摘要】:
【中国标准分类号】:Y46
【国际标准分类号】:59_140_30
【页数】:13P.;A4
【正文语种】:英语